CN216629501U

CN216629501U - Safety cabinet

Info

Publication number: CN216629501U
Application number: CN202122318352.XU
Authority: CN
Inventors: 杨江海; 王建涛; 李翔; 王仁念; 钱义; 权威; 祁传磊; 赵金玲; 张莹
Original assignee: China Automotive Battery Research Institute Co Ltd
Current assignee: China Automotive Battery Research Institute Co Ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-05-31
Anticipated expiration: 2031-09-24

Abstract

The utility model provides a safety cabinet, which relates to the field of test cabinet bodies and comprises: the cabinet body comprises a plurality of independent compartments, each compartment is internally provided with a fusing spraying mechanism, and the fusing spraying mechanism is connected with the fire extinguishing agent supply device. According to the safety cabinet provided by the utility model, the fusing spraying mechanism is adopted to react at the first time of fire occurrence, control feedback is not needed, fire can be quickly and reliably extinguished, meanwhile, a plurality of independent compartments are arranged in the cabinet body, a plurality of test experiments can be simultaneously carried out, a set of fire extinguishing agent supply device is shared, the occupied space is reduced, a fire hazard in a certain compartment is independently extinguished, tests in other compartments are not influenced, and the accident cost can be furthest reduced.

Description

Safety cabinet

Technical Field

The utility model relates to the technical field of test cabinet bodies, in particular to a safety cabinet.

Background

With the wider application of battery technology in various fields, especially in the field of power driving, the requirement on the energy density of the battery is higher and higher. At present, a battery tester is required to detect the performance of a battery with high specific energy developed by using a new process and a new material. Due to the instability of newly developed batteries, burning may occur during testing, and extinguishment by manual discovery often has time hysteresis. If can not in time effectively put out a fire in the very first time this moment, can lead to all the other testing battery abnormal, even burning, and then lead to serious fire accident.

The existing battery test cabinet has more control devices and relies on control elements for reliability, and once the control elements have faults, the aim of extinguishing fire cannot be fulfilled;

on the other hand, inside a plurality of shower nozzles that set up of current battery test cabinet, including smoke transducer etc. occupation space is big, and equipment structure is more complicated and once input cost and maintenance cost are high.

SUMMERY OF THE UTILITY MODEL

The utility model provides a safety cabinet, which is used for solving the defects of low reliability and large occupied space caused by the fact that sensing fire extinguishment is realized by means of too many control elements in the prior art, a fusing spraying mechanism can make a response at the first time of fire occurrence, control feedback is not needed, fire extinguishment can be quickly and reliably carried out, meanwhile, a plurality of independent compartments are arranged in a cabinet body, a plurality of test experiments can be carried out at the same time, a set of fire extinguishing agent supply device is shared, and the occupied space is reduced.

The utility model provides a safety cabinet, comprising: the cabinet body comprises a plurality of independent compartments, each compartment is internally provided with a fusing spraying mechanism, and the fusing spraying mechanism is connected with the fire extinguishing agent supply device.

The safety cabinet provided by the utility model also comprises a liquid collecting device, wherein the liquid collecting device comprises a flow guide groove and a liquid collecting box, the flow guide groove is communicated with the liquid collecting box through a drainage tube,

the flow guide groove is arranged in the compartment and used for collecting the fire extinguishing agent sprayed by the fusing spraying mechanism.

According to the safety cabinet provided by the utility model, the safety cabinet further comprises heat dissipation devices, the heat dissipation devices are arranged in each compartment, and each heat dissipation device is controlled independently.

According to the safety cabinet provided by the utility model, the cabinet body comprises a plurality of layers, each layer is provided with a plurality of compartments, and the fusing spraying mechanisms of the compartments of each layer are connected in series.

According to the safety cabinet provided by the utility model, the cabinet body comprises a plurality of layers, each layer is provided with a plurality of compartments, and the diversion trenches of the compartments of each layer are communicated or are of an integral structure.

According to the safety cabinet provided by the utility model, the fusing spraying mechanism comprises a protective cover and a spray head, and the protective cover is arranged outside the spray head.

According to the safety cabinet provided by the utility model, the fire extinguishing agent supply device comprises a fire extinguishing agent storage tank, a pressure display element, a valve and a pressure reducing valve,

wherein the pressure display element, the valve and the pressure reducing valve are connected in series on a pipeline between the fire extinguishing agent storage tank and the fusing spraying mechanism.

According to the safety cabinet provided by the utility model, the diversion trench comprises a trench body with an opening and a first hanging lug, and the first hanging lug is arranged on the opening side of the trench body and is used for being hung on the bottom plate of the cabinet body.

According to the safety cabinet provided by the utility model, the edge of the bottom plate of the cabinet body is provided with the second hanging lug, the first hanging lug is buckled and hung with the second hanging lug, and the opening of the groove body faces the cabinet body and is opposite to the compartment.

According to the safety cabinet provided by the utility model, the valve is provided with a timing device, and the timing device is configured to be closed in a delayed manner after the valve passes through the fire extinguishing agent for a preset time.

According to the safety cabinet provided by the utility model, the fusing spraying mechanism is adopted to react at the first time of fire occurrence, control feedback is not needed, fire can be quickly and reliably extinguished, meanwhile, a plurality of independent compartments are arranged in the cabinet body, a plurality of test experiments can be simultaneously carried out, a set of fire extinguishing agent supply device is shared, the occupied space is reduced, a fire hazard in a certain compartment is independently extinguished, tests in other compartments are not influenced, and the accident cost can be furthest reduced.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.

FIG. 1 is a front view of a safety cabinet provided by the present invention;

FIG. 2 is a side view of the safety cabinet provided by the present invention;

fig. 3 is a schematic structural view of a flow guide groove provided by the present invention;

fig. 4 is a schematic view of the structural installation state of the diversion trench provided by the present invention.

Reference numerals:

100: a cabinet body; 200: a fire extinguishing agent supply device; 300: a liquid collecting device;

101: a compartment; 102: fusing the spraying mechanism; 103: a protective cover;

104: a spray head; 110: a heat sink; 111: a base plate;

112: a second suspension loop; 201: a fire extinguishing agent storage tank; 202: a pressure display element;

203: a valve; 204: a pressure reducing valve; 301: a diversion trench;

302: a liquid collection tank; 303: a drainage tube; 311: a trough body;

312: an opening; 313: a first suspension loop; 400: a base.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

An embodiment of the present invention will be described below with reference to fig. 1 to 4. It is to be understood that the following description is only exemplary embodiments of the present invention and is not intended to limit the present invention.

As shown in fig. 1, the present invention provides a safety cabinet, comprising: the cabinet 100 comprises a plurality of independent compartments 101, a fusing spray mechanism 102 is arranged in each compartment 101, and the fusing spray mechanism 102 is connected with the fire extinguishing agent supply device 200.

Specifically, the cabinet 100 may be partitioned into a plurality of compartments 101 by partition plates, the fire extinguishing agent supply device 200 is connected to the blowout spray mechanism 102 of each compartment 101 through a pipeline, and the fire extinguishing agent supply device 200 and the blowout spray mechanism 102 are in a normally open state. The compartments 101 are used for placing test batteries, one test battery is placed in each compartment 101, and the batteries in a plurality of compartments 101 can be tested simultaneously. After the battery in a certain compartment 101 burns, the fusing spraying mechanism 102 in the compartment 101 fuses to start spraying the fire extinguishing agent, the battery in the compartment 101 is independently extinguished, and the tests of other compartments 101 can be continued without mutual influence.

The fuse spraying mechanism 102 can react quickly to the battery fire in the first time without relying on control components, and is simpler and more reliable especially in a burning environment. By instantaneously extinguishing and isolating the compartment 101, the fire is prevented from spreading and affecting other batteries under test, and the accident cost is reduced to the maximum extent. The damage to equipment and even casualty conditions from the occurrence of fire to the time period when the fire extinguishing is reflected by personnel are avoided.

Further, in one embodiment of the present invention, the cabinet 100 comprises a plurality of levels, each level being provided with a plurality of compartments 101, the fused spray mechanisms 102 of the compartments 101 of each level being connected in series. The fused spray mechanism 102 of each layer is connected with the fire extinguishing agent supply device 200 by a pipeline, and for example, a separate switch valve can be arranged on the pipeline of each layer for control.

Among other things, in some embodiments of the present invention, the placement of the fused spray mechanism 102 at the top of the compartment 101 may allow the fire suppressant being sprayed to better cover the entire compartment 101. The partitions of the compartment 101 are made of a refractory material.

In another embodiment of the present invention, the fused spray mechanism 102 includes a shield 103 and a showerhead 104, the shield 103 being disposed outside the showerhead 104. Wherein the shield 103 is conically shaped to protect the showerhead 104 from damage. The showerhead 104 may be made of glass beads or fusible metal.

With continued reference to fig. 1, in an alternative embodiment of the present invention, the fire suppressant supply 200 comprises a fire suppressant storage tank 201, a pressure indicating element 202, a valve 203 and a pressure reducing valve 204, wherein the pressure indicating element 202, the valve 203 and the pressure reducing valve 204 are connected in series on a line between the fire suppressant storage tank 201 and the fused spray mechanism 102. The fire extinguishing agent storage tank 201 may be connected to the pipeline by a hose. The fire extinguishing agent in the fire extinguishing agent storage tank 201 may be one of a water-based fire extinguishing agent, a dry powder fire extinguishing agent, a foam fire extinguishing agent or a gas fire extinguishing agent.

Further, in an alternative embodiment of the present invention, the valve 203 is provided with a timing device configured to be closed with a delay after a certain time period of flowing the fire suppressant through the valve 203. That is, the valve 203 is normally open, after the fused spraying mechanism 102 starts spraying and extinguishing fire, the fire extinguishing agent flows through the valve 203, the timer starts to time from the time when the fire extinguishing agent flows through the valve 203, and after the preset time is reached, the valve 203 is closed, and the fused spraying mechanism 102 stops spraying. Of course, according to actual conditions, the worker can manually switch the valve 203 at any time to ensure that the fire is extinguished. After the valve 203 is closed, the fuse spray mechanism 102 is replaced and the valve 203 is reopened.

Further, the pressure display element 202 may be disposed on the main line of the fire extinguishing agent storage tank 201, and may also be disposed on the branch line of each layer of the compartments 101. Similarly, the valve 203 may be disposed on the main pipeline and/or the branch pipeline. A timing device may be installed on each valve 203 to set the closing time as desired.

In addition, in another alternative embodiment of the present invention, the safety cabinet further comprises a liquid collecting device 300, the liquid collecting device 300 comprises a diversion trench 301 and a liquid collecting tank 302, the diversion trench 301 is communicated with the liquid collecting tank 302 through a drainage tube 303, wherein the diversion trench 301 is disposed in the compartment 101 for collecting the fire extinguishing agent sprayed by the fuse blowing and spraying mechanism 102. The liquid collecting box 302 is movable, so that dumping is facilitated, the drainage tube 303 is inserted into the liquid collecting box 302, and other liquid collecting boxes 302 can be replaced by pulling and inserting at any time. A draft channel 301 is provided at the bottom of the compartment 101. The liquid collection tank 302 can drain the sprayed fire extinguishing agent into the tank for collection, thereby avoiding the influence on other batteries or equipment.

As shown in fig. 1 and 2, in particular, in another alternative embodiment of the present invention, the cabinet 100 comprises a plurality of layers, each layer is provided with a plurality of compartments 101, and the channels 301 of the compartments 101 of each layer are communicated or are in an integral structure. In other words, the flow channels 301 of each layer are continuous with each other or each layer is penetrated by one long flow channel 301. The flow guiding layers of each layer connect one drainage tube 303 to the header tank 302.

As shown in fig. 3 and 4, in another embodiment of the present invention, the guiding gutter 301 includes a trough body 311 with an opening 312 and a first hanging lug 313, and the first hanging lug 313 is disposed at the opening 312 side of the trough body 311 for hanging on the bottom plate 111 of the cabinet 100. Of course, in order to allow the fire extinguishing agent to flow into the guide grooves 301 rapidly and smoothly, the bottom plate 111 may be provided with a certain inclination even if the fire extinguishing agent naturally flows toward the openings 312 of the guide grooves 301 under the influence of gravity.

Specifically, the diversion trench 301 and the cabinet body 100 are installed in a detachable and convenient connection mode, so that the diversion trench 301 is convenient to detach for cleaning and replacement. The section of the groove body 311 of the diversion trench 301 is rectangular, a notch is formed in one side of the rectangle, a first hanging lug 313 is arranged on the lower edge of the notch, and the notch is used for flowing in fire extinguishing agent. The distance from the first hanging lug 313 to the bottom edge of the rectangle is the depth of the slot 311.

In some embodiments of the present invention, the first hanger 313 is U-shaped.

As shown in fig. 4, in another embodiment of the present invention, the edge of the bottom plate 111 of the cabinet 100 is provided with a second hanging lug 112, the first hanging lug 313 is locked and hung with the second hanging lug 112, and the opening 312 of the slot 311 faces the cabinet 100 and faces the compartment 101.

The second hanging lug 112 is in an inverted U shape, and the U-shaped first hanging lug 313 is buckled with the inverted U-shaped second hanging lug 112. The opening 312 of the slot 311 corresponds to the compartment 101, so that the fire extinguishing agent flowing out of the compartment 101 can flow into the slot 311.

Furthermore, in one embodiment of the present invention, the safety cabinet further comprises heat dissipation devices 110, wherein each compartment 101 is provided with a heat dissipation device 110, and each heat dissipation device 110 is controlled independently. The heat sink 110 may be a fan. The heat dissipation device 110 is disposed on the side of the compartment 101 and directly faces the battery to be tested, so as to remove heat generated during the battery testing process and prevent heat generation and temperature rise from mistakenly triggering explosion and fusing the spraying mechanism 102 during the battery testing process.

Of course, the heat sink 110 may be set to stop working after the fused spray mechanism 102 starts spraying. Wherein, the cabinet 100, the fire extinguishing agent supplying device 200 and the liquid collecting device 300 are all arranged on the base 400.

According to the safety cabinet provided by the utility model, the fusing spraying mechanism is adopted to react at the first time of a fire, control feedback is not needed, the fire is quickly and reliably extinguished, meanwhile, a plurality of independent compartments are arranged in the cabinet body, a plurality of test experiments can be simultaneously carried out, a set of fire extinguishing agent supply device is shared, the occupied space is reduced, a fire in one compartment is independently extinguished, the tests in other compartments are not influenced, and the accident cost can be furthest reduced.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A safety cabinet, comprising: the cabinet body comprises a plurality of independent compartments, each compartment is internally provided with a fusing spraying mechanism, and the fusing spraying mechanism is connected with the fire extinguishing agent supply device.

2. The safety cabinet according to claim 1, further comprising a liquid collecting device, wherein the liquid collecting device comprises a diversion trench and a liquid collecting tank, the diversion trench is communicated with the liquid collecting tank through a drainage tube,

3. A safety cabinet according to claim 1, further comprising heat sinks, wherein the heat sinks are disposed in each of the compartments, and each of the heat sinks is individually controlled.

4. A safety cabinet according to claim 1, wherein the cabinet body comprises a plurality of levels, each level being provided with a plurality of said compartments, the fused spray mechanisms of the compartments of each level being connected in series.

5. A safety cabinet according to claim 2, wherein the cabinet body comprises a plurality of layers, each layer is provided with a plurality of compartments, and the flow guide grooves of the compartments of each layer are communicated or are of an integral structure.

6. The safety cabinet according to claim 1, wherein the fused spray mechanism comprises a protective shield and a spray head, the protective shield being disposed outside the spray head.

7. A safety cabinet according to claim 1, wherein the fire suppressant supply means comprises a fire suppressant storage tank, a pressure display element, a valve and a pressure relief valve,

8. The safety cabinet according to claim 2, wherein the guiding gutter comprises a groove body with an opening and a first hanging lug, and the first hanging lug is arranged on the opening side of the groove body and used for being hung on the bottom plate of the cabinet body.

9. The safety cabinet according to claim 8, wherein a second hanging lug is arranged on the edge of the bottom plate of the cabinet body, the first hanging lug is buckled and hung with the second hanging lug, and the opening of the groove body faces the cabinet body and is opposite to the compartment.

10. A safety cabinet according to claim 7, wherein the valve is provided with a timing device configured to close with a delay after a predetermined time period of fire suppressant flow through the valve.